Critic, CEO, designer, or Jalopnik intern, who had the most impact in 2012?

For those of us who dream of exerting our influence over the automotive industry at large, there's usually one person whose job we just know we could do better. You could make the Sentra attractive, you could make Alfa Romeo profitable, you could get people to stop buying Camry's, or you could make hydrogen cars a reality, if only someone would listen to your ideas. But of those who are really out there doing it, who's the most powerful? Who's the omnipresent force in all things automotive?

(QOTD is your chance to address the day's most pressing automotive questions and to experience the opinions of the insightful insiders, practicing pundits, and gleeful gearheads that make up the Jalopnik commentariat. If you've got a suggestion for a good Question of the Day, send an email to tips at jalopnik dot com.)